Home / 135,262.83-186,650.96-74,832.51

Finding the Fourth Proportional to 135,262.83, 186,650.96 and 74,832.51

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Solution

The fourth proportional to 135,262.83, 186,650.96 and 74,832.51 is: 103,262.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,262.83 : 186,650.96 = 74,832.51 : x
  2. Step 2: Convert to fraction form
    135,262.83/186,650.96 = 74,832.51/x
  3. Step 3: Cross multiply
    135,262.83x = 186,650.96 × 74,832.51
  4. Step 4: Simplify right side
    135,262.83x = 13,967,559,456.55
  5. Step 5: Solve for x
    x = 13,967,559,456.55/135,262.83
  6. Step 6: Final answer
    x = 103,262.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.